Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 9.43
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -8.36 -0.375 3.13
Prot (kg) -8.71 -0.441 3.84
Fertility Sub Index 6.16
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 4.27
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 24.13

* Based on an €80/tonne carbon price